Description

15Х12Н2МВФАБ steel is used: for the manufacture of structural shapes and forgings intended for subsequent cold machining or hot for subsequent machining (stamping, forging, rolling, etc.) in the manufacture of machine parts; parts special equipment; nitride of parts for the aircraft industry; solid-rolled rings for different purposes.

Note

Corrosion resistant steel heat-resistant martensitic class.

Standards

Name

Code

Standards

Bars and shapes

В22

GOST 1133-71, GOST 2590-2006, GOST 2591-2006

Classification, nomenclature and General rules

В20

OST 1 90005-91

Blanks. Of the workpiece. Slabs

В21

OST 1 90176-75

Blanks. Of the workpiece. Slabs

В31

OST 1 90233-76

Bars and shapes

В32

OST 1 92049-76, TU 14-1-1161-75

Processing of metals by pressure. Forgings

В03

TU 14-1-1530-75, TU 14-1-2902-80

Chemical composition

Standard

C

S

P

Mn

Cr

Si

Ni

Fe

N

V

Mo

Nb

W

TU 14-1-2902-80

0.13-0.18

≤0.015

≤0.03

≤0.5

11-12.5

≤0.5

1.7-2.1

Rest

0.02-0.08

0.18-0.3

1.35-1.65

0.2-0.35

0.65-1

OST 1 90233-76

0.13-0.18

≤0.015

≤0.03

≤0.5

11-12.5

≤0.5

1.7-2.1

Rest

0.02-0.08

0.18-0.3

1.35-1.65

0.2-0.35

0.65-1

Fe is the basis. According to TU 14-1-2902-80 and TU 14-1-1161-75 the chemical composition is given for 15Х12Н2МВФАБ-Ш.